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WATCH: Kevin Bacon Explains the '80s to Millennials

The White Pages, Rubik's Cube, BlockBuster video, "Gremlins" and the Cold War are all seamlessly invoked by "The Following" star -- also an '80s icon for his lead role in 1984's "Footloose."

"You have no idea how hard it was," he says. But he does, man, because he was there. Watch and learn.

Bacon, star of many large-ensemble films, also appeared Saturday on a panel at SXSW in Austin, Texas, revisiting the Six Degrees of Kevin Bacon phenomenon 20 years after its inception, relating it to today's social media. With him was Brian Turtle, who created the game with two friends, according to CNET.